About Pharmacosiderite
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Geological & Scientific Details
Pharmacosiderite is classified as a arsenate minerals mineral which typically crystallizes in the isometric system. Its chemical formula is KFe4(AsO4)3(OH)4·(6-7)H2O. Common crystal habits include massive to crystalline.
Key Geological Properties:
- Mineral Category: Arsenate minerals
- Chemical Formula: KFe4(AsO4)3(OH)4·(6-7)H2O
- IMA Symbol: Pmsd[1]
- Crystal System: Isometric
- Formula Mass (g/mol): 873.38 g/mol
- Predominant Geological Color: Greens, browns, yellows
- Crystal Habit: Massive to Crystalline
- Cleavage: Distinct on the [100]
- Luster: Adamantine
- Streak: yellowish green
- Diaphaneity: Subtransparent to subtranslucent